Issued Patents 2019
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10513900 | Vortex controlled variable flow resistance device and related tools and methods | Roger L. Schultz, Andrew M. Ferguson | 2019-12-24 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10513900 | Vortex controlled variable flow resistance device and related tools and methods | Roger L. Schultz, Andrew M. Ferguson | 2019-12-24 |